gistfile1.txt

public static class Tryable
    {
        public static Exceptional<T> Try<T>(Func<T> func)
        {
            try
            {
                return Exceptional.Ok(func());
            }
            catch (Exception e)
            {
                return Exceptional.Fail<T>(e);
            }
        }
        public static async Task<Exceptional<T>> Try<T>(Task<Func<T>> funcTask)
        {
            Func<T> func = await funcTask;
            T t = func();
            try
            {
                return Exceptional.Ok(t);
            }
            catch (Exception e)
            {
                return Exceptional.Fail<T>(e);
            }
        }

        public static async Task<Exceptional<T>> Try<T>(Func<Task<T>> func)
        {
            try
            {
                T t = await func();
                return Exceptional.Ok(t);
            }
            catch (Exception e)
            {
                return Exceptional.Fail<T>(e);
            }
        }

        public static async Task<Exceptional<ValueTuple>> Try(Func<Task> func)
        {
            try
            {
                await func();
                return Exceptional.Ok(new ValueTuple());
            }
            catch (Exception e)
            {
                return Exceptional.Fail<ValueTuple>(e);
            }
        }


        public static Exceptional<ValueTuple> Try(Action action)
        {
            return Try(action.ToFunc());
        }
    }